A Salty Roadsign is when you ejaculate in a jar, add 1 tablespoon of highgrade sea salt and let it ferment for a week, you then tie your subject up to a road sign and perform a drive by, typically shattering the jar over there head and covering then in Skeet and Salt, thus resulting in a Salty RoadSign

Kurt was very excited when he performed his first salty roadsign on Hillary